ORA-00001: Unique constraint violated

Slack is a web-based chat room popular with many companies. Slack also has an API that can be used to post messages to a given "channe...

Some years ago I created an APEX region plugin for displaying the results of a query as a Pivot Table. You can read the original blog post a...

Do you need to accept payments for goods and services via your (APEX) application and would you prefer to handle the payments in the databas...

In my previous blog post , I took a look at the new APEX_JSON package that ships with Apex 5.0 and its capabilities for parsing JSON. In t...

As I mentioned a year ago , it looks like Apex 5.0 will include a new package called APEX_JSON for parsing and generating JSON. In this blog...

UPDATE 10.02.2018: A new version of the plugin has been released, see this blog post . An interactive Pivot Table lets the user analyze a...

I was looking at the Apex 4.2.2 installation script (coreins.sql), and noticed the mention of a new package, wwv_flow_json, which is apparen...

It's been over two years since I released the initial version of the jQGrid Integration Kit for PL/SQL and Apex. Since then, I...

I started developing applications back in the good (?) old client/server days. I was fortunate enough to discover Delphi quite early. Even...

REF Cursors are cool. They allow you to encapsulate SQL queries behind a PL/SQL package API. For example, you can create a function called ...